Alright, let's solve this math problem step by step. First, we have the number 526. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 300. So, we're going to take the number 526 and add it to itself 300 times.
Step 1: 0 + 526 = 526
Step 2: 526 + 526 = 1052
Step 3: 1052 + 526 = 1578
Step 4: 1578 + 526 = 2104
Step 5: 2104 + 526 = 2630
Step 6: 2630 + 526 = 3156
Step 7: 3156 + 526 = 3682
Step 8: 3682 + 526 = 4208
Step 9: 4208 + 526 = 4734
Step 10: 4734 + 526 = 5260
Step 11: 5260 + 526 = 5786
Step 12: 5786 + 526 = 6312
Step 13: 6312 + 526 = 6838
Step 14: 6838 + 526 = 7364
Step 15: 7364 + 526 = 7890
Step 16: 7890 + 526 = 8416
Step 17: 8416 + 526 = 8942
Step 18: 8942 + 526 = 9468
Step 19: 9468 + 526 = 9994
Step 20: 9994 + 526 = 10520
Step 21: 10520 + 526 = 11046
Step 22: 11046 + 526 = 11572
Step 23: 11572 + 526 = 12098
Step 24: 12098 + 526 = 12624
Step 25: 12624 + 526 = 13150
Step 26: 13150 + 526 = 13676
Step 27: 13676 + 526 = 14202
Step 28: 14202 + 526 = 14728
Step 29: 14728 + 526 = 15254
Step 30: 15254 + 526 = 15780
Step 31: 15780 + 526 = 16306
Step 32: 16306 + 526 = 16832
Step 33: 16832 + 526 = 17358
Step 34: 17358 + 526 = 17884
Step 35: 17884 + 526 = 18410
Step 36: 18410 + 526 = 18936
Step 37: 18936 + 526 = 19462
Step 38: 19462 + 526 = 19988
Step 39: 19988 + 526 = 20514
Step 40: 20514 + 526 = 21040
Step 41: 21040 + 526 = 21566
Step 42: 21566 + 526 = 22092
Step 43: 22092 + 526 = 22618
Step 44: 22618 + 526 = 23144
Step 45: 23144 + 526 = 23670
Step 46: 23670 + 526 = 24196
Step 47: 24196 + 526 = 24722
Step 48: 24722 + 526 = 25248
Step 49: 25248 + 526 = 25774
Step 50: 25774 + 526 = 26300
Step 51: 26300 + 526 = 26826
Step 52: 26826 + 526 = 27352
Step 53: 27352 + 526 = 27878
Step 54: 27878 + 526 = 28404
Step 55: 28404 + 526 = 28930
Step 56: 28930 + 526 = 29456
Step 57: 29456 + 526 = 29982
Step 58: 29982 + 526 = 30508
Step 59: 30508 + 526 = 31034
Step 60: 31034 + 526 = 31560
Step 61: 31560 + 526 = 32086
Step 62: 32086 + 526 = 32612
Step 63: 32612 + 526 = 33138
Step 64: 33138 + 526 = 33664
Step 65: 33664 + 526 = 34190
Step 66: 34190 + 526 = 34716
Step 67: 34716 + 526 = 35242
Step 68: 35242 + 526 = 35768
Step 69: 35768 + 526 = 36294
Step 70: 36294 + 526 = 36820
Step 71: 36820 + 526 = 37346
Step 72: 37346 + 526 = 37872
Step 73: 37872 + 526 = 38398
Step 74: 38398 + 526 = 38924
Step 75: 38924 + 526 = 39450
Step 76: 39450 + 526 = 39976
Step 77: 39976 + 526 = 40502
Step 78: 40502 + 526 = 41028
Step 79: 41028 + 526 = 41554
Step 80: 41554 + 526 = 42080
Step 81: 42080 + 526 = 42606
Step 82: 42606 + 526 = 43132
Step 83: 43132 + 526 = 43658
Step 84: 43658 + 526 = 44184
Step 85: 44184 + 526 = 44710
Step 86: 44710 + 526 = 45236
Step 87: 45236 + 526 = 45762
Step 88: 45762 + 526 = 46288
Step 89: 46288 + 526 = 46814
Step 90: 46814 + 526 = 47340
Step 91: 47340 + 526 = 47866
Step 92: 47866 + 526 = 48392
Step 93: 48392 + 526 = 48918
Step 94: 48918 + 526 = 49444
Step 95: 49444 + 526 = 49970
Step 96: 49970 + 526 = 50496
Step 97: 50496 + 526 = 51022
Step 98: 51022 + 526 = 51548
Step 99: 51548 + 526 = 52074
Step 100: 52074 + 526 = 52600
Step 101: 52600 + 526 = 53126
Step 102: 53126 + 526 = 53652
Step 103: 53652 + 526 = 54178
Step 104: 54178 + 526 = 54704
Step 105: 54704 + 526 = 55230
Step 106: 55230 + 526 = 55756
Step 107: 55756 + 526 = 56282
Step 108: 56282 + 526 = 56808
Step 109: 56808 + 526 = 57334
Step 110: 57334 + 526 = 57860
Step 111: 57860 + 526 = 58386
Step 112: 58386 + 526 = 58912
Step 113: 58912 + 526 = 59438
Step 114: 59438 + 526 = 59964
Step 115: 59964 + 526 = 60490
Step 116: 60490 + 526 = 61016
Step 117: 61016 + 526 = 61542
Step 118: 61542 + 526 = 62068
Step 119: 62068 + 526 = 62594
Step 120: 62594 + 526 = 63120
Step 121: 63120 + 526 = 63646
Step 122: 63646 + 526 = 64172
Step 123: 64172 + 526 = 64698
Step 124: 64698 + 526 = 65224
Step 125: 65224 + 526 = 65750
Step 126: 65750 + 526 = 66276
Step 127: 66276 + 526 = 66802
Step 128: 66802 + 526 = 67328
Step 129: 67328 + 526 = 67854
Step 130: 67854 + 526 = 68380
Step 131: 68380 + 526 = 68906
Step 132: 68906 + 526 = 69432
Step 133: 69432 + 526 = 69958
Step 134: 69958 + 526 = 70484
Step 135: 70484 + 526 = 71010
Step 136: 71010 + 526 = 71536
Step 137: 71536 + 526 = 72062
Step 138: 72062 + 526 = 72588
Step 139: 72588 + 526 = 73114
Step 140: 73114 + 526 = 73640
Step 141: 73640 + 526 = 74166
Step 142: 74166 + 526 = 74692
Step 143: 74692 + 526 = 75218
Step 144: 75218 + 526 = 75744
Step 145: 75744 + 526 = 76270
Step 146: 76270 + 526 = 76796
Step 147: 76796 + 526 = 77322
Step 148: 77322 + 526 = 77848
Step 149: 77848 + 526 = 78374
Step 150: 78374 + 526 = 78900
Step 151: 78900 + 526 = 79426
Step 152: 79426 + 526 = 79952
Step 153: 79952 + 526 = 80478
Step 154: 80478 + 526 = 81004
Step 155: 81004 + 526 = 81530
Step 156: 81530 + 526 = 82056
Step 157: 82056 + 526 = 82582
Step 158: 82582 + 526 = 83108
Step 159: 83108 + 526 = 83634
Step 160: 83634 + 526 = 84160
Step 161: 84160 + 526 = 84686
Step 162: 84686 + 526 = 85212
Step 163: 85212 + 526 = 85738
Step 164: 85738 + 526 = 86264
Step 165: 86264 + 526 = 86790
Step 166: 86790 + 526 = 87316
Step 167: 87316 + 526 = 87842
Step 168: 87842 + 526 = 88368
Step 169: 88368 + 526 = 88894
Step 170: 88894 + 526 = 89420
Step 171: 89420 + 526 = 89946
Step 172: 89946 + 526 = 90472
Step 173: 90472 + 526 = 90998
Step 174: 90998 + 526 = 91524
Step 175: 91524 + 526 = 92050
Step 176: 92050 + 526 = 92576
Step 177: 92576 + 526 = 93102
Step 178: 93102 + 526 = 93628
Step 179: 93628 + 526 = 94154
Step 180: 94154 + 526 = 94680
Step 181: 94680 + 526 = 95206
Step 182: 95206 + 526 = 95732
Step 183: 95732 + 526 = 96258
Step 184: 96258 + 526 = 96784
Step 185: 96784 + 526 = 97310
Step 186: 97310 + 526 = 97836
Step 187: 97836 + 526 = 98362
Step 188: 98362 + 526 = 98888
Step 189: 98888 + 526 = 99414
Step 190: 99414 + 526 = 99940
Step 191: 99940 + 526 = 100466
Step 192: 100466 + 526 = 100992
Step 193: 100992 + 526 = 101518
Step 194: 101518 + 526 = 102044
Step 195: 102044 + 526 = 102570
Step 196: 102570 + 526 = 103096
Step 197: 103096 + 526 = 103622
Step 198: 103622 + 526 = 104148
Step 199: 104148 + 526 = 104674
Step 200: 104674 + 526 = 105200
Step 201: 105200 + 526 = 105726
Step 202: 105726 + 526 = 106252
Step 203: 106252 + 526 = 106778
Step 204: 106778 + 526 = 107304
Step 205: 107304 + 526 = 107830
Step 206: 107830 + 526 = 108356
Step 207: 108356 + 526 = 108882
Step 208: 108882 + 526 = 109408
Step 209: 109408 + 526 = 109934
Step 210: 109934 + 526 = 110460
Step 211: 110460 + 526 = 110986
Step 212: 110986 + 526 = 111512
Step 213: 111512 + 526 = 112038
Step 214: 112038 + 526 = 112564
Step 215: 112564 + 526 = 113090
Step 216: 113090 + 526 = 113616
Step 217: 113616 + 526 = 114142
Step 218: 114142 + 526 = 114668
Step 219: 114668 + 526 = 115194
Step 220: 115194 + 526 = 115720
Step 221: 115720 + 526 = 116246
Step 222: 116246 + 526 = 116772
Step 223: 116772 + 526 = 117298
Step 224: 117298 + 526 = 117824
Step 225: 117824 + 526 = 118350
Step 226: 118350 + 526 = 118876
Step 227: 118876 + 526 = 119402
Step 228: 119402 + 526 = 119928
Step 229: 119928 + 526 = 120454
Step 230: 120454 + 526 = 120980
Step 231: 120980 + 526 = 121506
Step 232: 121506 + 526 = 122032
Step 233: 122032 + 526 = 122558
Step 234: 122558 + 526 = 123084
Step 235: 123084 + 526 = 123610
Step 236: 123610 + 526 = 124136
Step 237: 124136 + 526 = 124662
Step 238: 124662 + 526 = 125188
Step 239: 125188 + 526 = 125714
Step 240: 125714 + 526 = 126240
Step 241: 126240 + 526 = 126766
Step 242: 126766 + 526 = 127292
Step 243: 127292 + 526 = 127818
Step 244: 127818 + 526 = 128344
Step 245: 128344 + 526 = 128870
Step 246: 128870 + 526 = 129396
Step 247: 129396 + 526 = 129922
Step 248: 129922 + 526 = 130448
Step 249: 130448 + 526 = 130974
Step 250: 130974 + 526 = 131500
Step 251: 131500 + 526 = 132026
Step 252: 132026 + 526 = 132552
Step 253: 132552 + 526 = 133078
Step 254: 133078 + 526 = 133604
Step 255: 133604 + 526 = 134130
Step 256: 134130 + 526 = 134656
Step 257: 134656 + 526 = 135182
Step 258: 135182 + 526 = 135708
Step 259: 135708 + 526 = 136234
Step 260: 136234 + 526 = 136760
Step 261: 136760 + 526 = 137286
Step 262: 137286 + 526 = 137812
Step 263: 137812 + 526 = 138338
Step 264: 138338 + 526 = 138864
Step 265: 138864 + 526 = 139390
Step 266: 139390 + 526 = 139916
Step 267: 139916 + 526 = 140442
Step 268: 140442 + 526 = 140968
Step 269: 140968 + 526 = 141494
Step 270: 141494 + 526 = 142020
Step 271: 142020 + 526 = 142546
Step 272: 142546 + 526 = 143072
Step 273: 143072 + 526 = 143598
Step 274: 143598 + 526 = 144124
Step 275: 144124 + 526 = 144650
Step 276: 144650 + 526 = 145176
Step 277: 145176 + 526 = 145702
Step 278: 145702 + 526 = 146228
Step 279: 146228 + 526 = 146754
Step 280: 146754 + 526 = 147280
Step 281: 147280 + 526 = 147806
Step 282: 147806 + 526 = 148332
Step 283: 148332 + 526 = 148858
Step 284: 148858 + 526 = 149384
Step 285: 149384 + 526 = 149910
Step 286: 149910 + 526 = 150436
Step 287: 150436 + 526 = 150962
Step 288: 150962 + 526 = 151488
Step 289: 151488 + 526 = 152014
Step 290: 152014 + 526 = 152540
Step 291: 152540 + 526 = 153066
Step 292: 153066 + 526 = 153592
Step 293: 153592 + 526 = 154118
Step 294: 154118 + 526 = 154644
Step 295: 154644 + 526 = 155170
Step 296: 155170 + 526 = 155696
Step 297: 155696 + 526 = 156222
Step 298: 156222 + 526 = 156748
Step 299: 156748 + 526 = 157274
Step 300: 157274 + 526 = 157800

So, 526*300 = 157800